A randomized 25 question test from a pool of 761 questions, good luck!
There are several common components of signal converters. Which one is best described as transforming the input signal to the required output signal?
There are several common components of signal converters. Which one is best described as transforming the input signal to the required output signal?
Which of the antenna below can be best described as "omnidirectional"?
SCADA control systems are similar to other control system, but the components for a SCADA system vary slightly. Which of the components below would integrate a microprocessor for data computations that reduce bandwidth use?
A DCS collects a lot of data during the course of operating. Which of the terms below would best describe the database that contains the value of all the parameters and tags, as well as all the programming and the DCS configuration?
Baseband NRZ signalling is the standard for all physical connections with Ethernet. Which of the signalling methods below has the disadvantage of losing the clock signal when spaces are transmitted for an extended series?
In a motor control function block program, conditional block are used. Which of the answers below is best described as a condition that must remain TRUE for a device can stay activated?
In the process conditions model, there are transition points between the stages of operating conditions. Which of the answers below is the signals conditions moving from normal to abnormal conditions?
In Modbus, data is read, and written in various memory ranges. Which of the answers below best represents the data type that a holding registers would use?
There are several layer within the a typical DCS., each with it's own responsibilities. Which of the levels below is responsible for the maintenance and configuration of the control system?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is the second smallest in area covered?
The OSI model describes how a network should be arranged. Which of the layers below defines the network hardware and electrical signalling method of a network?
There are many conventions to the creation of tags in a HMI. Which of those conventions would best describe the part of a tag that the arrows are pointing to in the picture below?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a analog input memory location?
Which of the OSI layers below best reflects the layer that DeviceNet does not interact with?
In the protocol specifications of Modbus, there are standard 5 and 6 digit addresses, each address starting with a specific number for the register type. Which number below starts the coils register addresses?
The various DCS networks are vital to any plant or process operating smoothly. Which of the networks below must faster and more reliable than any of the others?
An industrial network can, with a set of configured rules, scan network traffic flow for security issues. Which of the terms below best represents this type of security measure?
There are a collection of standards that defines the access control for wireless Ethernet. Which one of the answers below is the standard for initiating a WLAN?
Open communication protocols have several disadvantages. Which of the answers provided below represents one that is not a disadvantage?
Alarm management is based upon the process conditions model. Which of the conditions in that model could be described as the acceptable operating conditions?
HMI networks are needed to expand or contract as required over their lifetime of use. Which of the networking types below will have the least amount of scalability?
The heart of a DCS is considered the PLC and it's five main programming languages. Which of the programming languages would be described as mimicking the components of the hardware of an analog control in self-contained blocks of code?
Digital signals are, either specific or transitory, voltage levels represent states of logic. Which of the signal encoding methods below uses voltage levels to represent logic states?
There are several advanced alarm methods available that provide a greater level of functionality. Which of the methods below Modifies an alarm using logic?